Daikin ERGA04EAV3A, Installer'S Reference Manual

Page: 50 / 264

6 | Application guidelines
Installer reference guide
50
ERGA04~08EAV3(A) + EHBH/X04+08EA/EJ6V+9W
Daikin Altherma 3 R W
4P629085-1 – 2020.08
Setup
▪ Connect power meter 1 to X5M/5 and X5M/6.
▪ Connect power meter 2 to X5M/3 and X5M/4.
See "9.3.4 To connect the electricity meters" [
4
112].
Power meter types
▪ Power meter 1: Single- or three-phase power meter according to the power
supply of the outdoor unit.
▪ Power meter 2:
- In case of a single-phase backup heater configuration, use a single-phase
power meter.
- In other cases, use a three-phase power meter.
Example
Single-phase outdoor unit with a three-phase backup heater:
e e f e
i h g j
A B C
b a
d

c
580
1 50
0
0
580
1 50
0
0
A Outdoor unit
B Indoor unit
C DHW tank
a Electrical cabinet (L
1
/N): Preferential kWh rate power supply
b Electrical cabinet (L
1
/L
2
/L
3
/N): Normal kWh rate power supply
c Power meter (L
1
/N)
d Power meter (L
1
/L
2
/L
3
/N)
e Fuse (L
1
/N)
f Fuse (L
1
/L
2
/L
3
/N)
g Outdoor unit (L
1
/N)
h Indoor unit (L
1
/N)
i Backup heater (L
1
/L
2
/L
3
/N)
j Booster heater (L
1
/N)
6.6 Setting up the power consumption control
▪ The power consumption control:
- Allows you to limit the power consumption of the entire system (sum of
outdoor unit, indoor unit, backup heater and optional booster heater).
- Configuration: Set the power limitation level and how it has to be achieved via
the user interface.
▪ The power limitation level can be expressed as:
- Maximum running current (in A)
- Maximum power input (in kW)
▪ The power limitation level can be activated:
- Permanently
- By digital inputs